A train locomotive pulls a train with a mass of 1.20 ✕ 107 kg on level rails. The locomotive exerts a constant force of 7.60 ✕ 105 N on the train. How much time does it take to increase the speed of the train from rest to 62.0 km/h? (Ignore any resistance force from the rails on the wheels of the train. Enter your answer in minutes.) min

Q: A freight train has a mass of 1.1 x 10' kg. If the locomotive can exert a constant pull of 7.0 x 105…

A:

Q: A 40-kg trunk sliding across a floor slows down from 5.0 to 2.0 m/s in 6.0 s. Assuming that the…

A:

Q: A car moving with a velocity of 20m/s in the north direction, is acted upon by a pair of balanced…

A:

Q: A freight train has a mass of 1.4 ✕ 107 kg. If the locomotive can exert a constant pull of 7.7 ✕ 105…

A: To find the acceleration: Let's use Newton's force formula in terms of mass and acceleration…

Q: A block with mass mp = 6.75 kg is suspended on a string. You pull upwards on the string creating a…

A: Given value--- mass = 6.75 kg. tension = 70.9175 N. initial speed = 3.25 m/s. time = 2.5 second .…

Q: 16. A net force of 15kg object is moving with an acceleration of 5 m/s². The net force acting on the…

A: Q16.  Using Newton's 2nd law: F_net = m*a m = mass of object = 15 kg a = acceleration = 5 m/s^2, So…

Q: For every action force, which of the following is true? a. There is a net force b.There is a…

A: Required : The true statement.

Q: law x (1) q = 4 ms- A body of mass 2 kg travels according to the = pt + gi + rt where p = 3 ms- and…

A:

Q: A boat has a mass of 6754 kg. Its engines generate a drive force of 4080 N, due west, while the wind…

A: The magnitude of acceleration can be calculated using following steps.

Q: A freight train has a mass of 1.2 ✕ 107 kg. If the locomotive can exert a constant pull of 7.9 ✕ 105…

A: The expression for acceleration of the train will be, a=Fma=7.9×105N1.2×107kga=6.6×10-2m/s

Q: Which of the following is correct when pushing a box with a force of 20N? A. A 10kg box will move…

A: To chose correct option provided in the question.

Q: 16 68. As the vector sum of all the forces acting on a mov- ing object increases, the acceleration…

A: 68. According to the newton’s law, F=ma Acceleration of a body is directly proportional to the force…

Q: A rock pulled by two cords in the opposite direction moves at a constant acceleration. What can be…

A: Given that a rock is under constant acceleration and is being pulled by two string in opposite…

Q: Which of the following statement is true about an object that is moving with constant velocity OA…

A:

Q: 1200-kg car accelerates 25 m/s in 10 s. If a frictional force of 150 N resists the motion, what…

A:

Q: A helicopter with mass 2.95 x 104 kg has a position given by r(t) = (0.050t î + 5.5tĵ – 0.090tk) m.…

A: Given: The mass of the helicopter is 2.95x104 kg. The position vector is…

Q: When you push downward an object with a force F, the normal force is equal to * Gravitational force.…

A: Given, Pushing Force F on object Let the mass of an object is m kg As we know that Normal force is…

Q: Consider a 10 kg block on a table pulled by a force of 20N on a frictionless table. What is the…

A: Given value--- mass = 10 kg . constant pulled force = 20 N. We have to find--- normal force?

Q: A man pulls a 48.0 kg box horizontally from rest while exerting a constant horizontal force,…

A:

Q: A horizontal force of magnitude F = 57.5 N pushes on a block of mass m = 4.7 kg. The block is on a…

A: The given situation can be represented as

Q: In tests on earth a lunar surface exploration vehicle (mass = 5.90 103 kg) achieves a forward…

A: Given, m=5.90103kg a=0.215m/s2 F=1.64103N friction(f)=?

Q: Assume that an object has no unbalanced force acting on it. Which statement about the object is…

A: Given data: The unbalanced force on the object is zero. Fnet = 0

Q: In tests on earth a lunar surface exploration vehicle (mass = 5.23 × 103 kg) achieves a forward…

A: The expression for the friction force is,

Q: You throw a ball vertically upward. After the ball has left your hand and is moving upward, what…

A: As per company policy, we are restricted to solve one question at a time. Please ask other question…

Q: An object with a mass of 2.0 kg accelerates 2.0 m/s2 when.an unknown force is applied to it. What is…

A:

Q: Problem 1: A teenager of mass m = 62 kg pushes backward against the ground with his foot as he rides…

A: FGROUND=FFOOT=17.5NFGROUND=M1+M2aa=FGROUNDM1+M2

Q: A typical car travels a distance of 100 km at 110 km/h. It then repeats the journey at 70 km/h. What…

A: According to question --- Given data --  distance - 100 km. first speed (v1) - 110 km/h. second…

Q: A force is applied to accelerate an object on a smooth icy surface. When the force stops, which of…

A: There are no forces either because we're told that this is a smooth surface and icy so there's no…

Q: A block of mass 146 kg lies on a horizontal plane. A horizontal force F of magnitude 1035 N is…

A: Given, mass of the block, m = 146 kghorizontal force of magnitude, F = 1035 Ndistance traveled, d =…

Q: A child on a sled (total mass 55 kg) accelerates down a 16.8 degree incline at 1.98 m/s^2. What is…

A:

Q: 506,000 kg. It can supply an upward force of 5,885,000 N. How long would it take the rocket to reach…

A: Apply Newton's laws of motion

Q: A firefighter who weighs 712 N slides down a vertical pole with an acceleration of 3.00 m/s2,…

A:

Q: Two boys are pushing a cart with a force of 30 N each. The cart does not move. Which of the…

A: Given data:  Two boys pushing a cart F1 = F2 = 30 N Car is in rest Required: The frictional force…

Q: In an experiment designed to investigate the frictional forces between bodies, a force was applied…

A:

Q: A 2400 kg airplane is pulling two gliders, the first of mass 340 kg and the second of mass 260 kg ,…

A:

Q: QUESTION 3 25° A car with a mass of 1 400 kg is accelerated up a hill while experiencing a net force…

A:

Q: A 20-kilogram object resting on a horizontal frictionless surface is subjected to two forces: F₁ =…

A:

Q: A force  applied to an object of mass m1 produces an acceleration of 3.20 m/s2. The same force…

A: Since force is same, m1a1=m2a2m1m2=a2a1=1.70 m/s23.20 m/s2m1=0.531m2

Q: Two forces are the only forces acting on a 6.1 kg object which moves with an acceleration of 2.7 m/s…

A:

Q: In the figure, a crate of mass m = 99 kg is pushed at a constant speed up a frictionless ramp (0 =…

A:

Q: A horizontal force of magnitude F = 47.6 N pushes on a block of mass m = 6.08 kg. The block is on a…

A:

Q: An object of mass m rests on a flat table. The earth pulls on this object with a force of magnitude…

A:

Q: What is the coefficient of static friction on an 18 kg object that can be pushed with a force of 135…

A:

Q: A freight train has a mass of 1.4 x 10' kg. If the locomotive can exert a constant pull of 6.8 x 105…

A:

Q: A crate has a mass of 27 kg. What applied force is required to produce an acceleration of 3 m/s2 if…

A:

Q: Which of the following statements is not one of Newton’s Laws on motion? a. In the absence of an…

A:

Q: A 10 kg object resting on a horizontal frictionless surface is subjected to two forces: F₁ = 30 N…

A: Given  Object of mass ,M = 10 kg  Given forces are  F1 = 30 N directed east  F2 = 50 N directed west…

Q: An 800 kg car exerts 4000N of applied force on a level road while being opposed by 700 N of…

A: Given: mass of car, m = 800 kg  applied force, F = 4000 N force of friction, f = 700 N

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!